How Carbon Dioxide and Oxygen is Transported through Blood?

In normal condition an animal body requires enormous amount of oxygen to satisfy the demands of the energy yielding oxidative phosphorylation reactions. Various respiratory pigments serve to carry the necessary oxygen from the atmosphere to different parts of the body. Of the several pig­ments, haemoglobin is the most efficient in transporting respiratory gases. Haemoglobin molecule has high affinity for oxygen [...]